diff options
Diffstat (limited to 'gnu/llvm/tools/clang/lib/Basic/Targets/WebAssembly.cpp')
| -rw-r--r-- | gnu/llvm/tools/clang/lib/Basic/Targets/WebAssembly.cpp | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/gnu/llvm/tools/clang/lib/Basic/Targets/WebAssembly.cpp b/gnu/llvm/tools/clang/lib/Basic/Targets/WebAssembly.cpp deleted file mode 100644 index 2fdc84bb8cc..00000000000 --- a/gnu/llvm/tools/clang/lib/Basic/Targets/WebAssembly.cpp +++ /dev/null @@ -1,167 +0,0 @@ -//===--- WebAssembly.cpp - Implement WebAssembly target feature support ---===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements WebAssembly TargetInfo objects. -// -//===----------------------------------------------------------------------===// - -#include "WebAssembly.h" -#include "Targets.h" -#include "clang/Basic/Builtins.h" -#include "clang/Basic/Diagnostic.h" -#include "clang/Basic/TargetBuiltins.h" -#include "llvm/ADT/StringSwitch.h" - -using namespace clang; -using namespace clang::targets; - -const Builtin::Info WebAssemblyTargetInfo::BuiltinInfo[] = { -#define BUILTIN(ID, TYPE, ATTRS) \ - {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr}, -#define TARGET_BUILTIN(ID, TYPE, ATTRS, FEATURE) \ - {#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, FEATURE}, -#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) \ - {#ID, TYPE, ATTRS, HEADER, ALL_LANGUAGES, nullptr}, -#include "clang/Basic/BuiltinsWebAssembly.def" -}; - -static constexpr llvm::StringLiteral ValidCPUNames[] = { - {"mvp"}, {"bleeding-edge"}, {"generic"}}; - -bool WebAssemblyTargetInfo::hasFeature(StringRef Feature) const { - return llvm::StringSwitch<bool>(Feature) - .Case("simd128", SIMDLevel >= SIMD128) - .Case("unimplemented-simd128", SIMDLevel >= UnimplementedSIMD128) - .Case("nontrapping-fptoint", HasNontrappingFPToInt) - .Case("sign-ext", HasSignExt) - .Case("exception-handling", HasExceptionHandling) - .Default(false); -} - -bool WebAssemblyTargetInfo::isValidCPUName(StringRef Name) const { - return llvm::find(ValidCPUNames, Name) != std::end(ValidCPUNames); -} - -void WebAssemblyTargetInfo::fillValidCPUList( - SmallVectorImpl<StringRef> &Values) const { - Values.append(std::begin(ValidCPUNames), std::end(ValidCPUNames)); -} - -void WebAssemblyTargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - defineCPUMacros(Builder, "wasm", /*Tuning=*/false); - if (SIMDLevel >= SIMD128) - Builder.defineMacro("__wasm_simd128__"); - if (SIMDLevel >= UnimplementedSIMD128) - Builder.defineMacro("__wasm_unimplemented_simd128__"); -} - -void WebAssemblyTargetInfo::setSIMDLevel(llvm::StringMap<bool> &Features, - SIMDEnum Level) { - switch (Level) { - case UnimplementedSIMD128: - Features["unimplemented-simd128"] = true; - LLVM_FALLTHROUGH; - case SIMD128: - Features["simd128"] = true; - LLVM_FALLTHROUGH; - case NoSIMD: - break; - } -} - -bool WebAssemblyTargetInfo::initFeatureMap( - llvm::StringMap<bool> &Features, DiagnosticsEngine &Diags, StringRef CPU, - const std::vector<std::string> &FeaturesVec) const { - if (CPU == "bleeding-edge") { - Features["nontrapping-fptoint"] = true; - Features["sign-ext"] = true; - setSIMDLevel(Features, SIMD128); - } - // Other targets do not consider user-configured features here, but while we - // are actively developing new features it is useful to let user-configured - // features control availability of builtins - setSIMDLevel(Features, SIMDLevel); - if (HasNontrappingFPToInt) - Features["nontrapping-fptoint"] = true; - if (HasSignExt) - Features["sign-ext"] = true; - if (HasExceptionHandling) - Features["exception-handling"] = true; - - return TargetInfo::initFeatureMap(Features, Diags, CPU, FeaturesVec); -} - -bool WebAssemblyTargetInfo::handleTargetFeatures( - std::vector<std::string> &Features, DiagnosticsEngine &Diags) { - for (const auto &Feature : Features) { - if (Feature == "+simd128") { - SIMDLevel = std::max(SIMDLevel, SIMD128); - continue; - } - if (Feature == "-simd128") { - SIMDLevel = std::min(SIMDLevel, SIMDEnum(SIMD128 - 1)); - continue; - } - if (Feature == "+unimplemented-simd128") { - SIMDLevel = std::max(SIMDLevel, SIMDEnum(UnimplementedSIMD128)); - continue; - } - if (Feature == "-unimplemented-simd128") { - SIMDLevel = std::min(SIMDLevel, SIMDEnum(UnimplementedSIMD128 - 1)); - continue; - } - if (Feature == "+nontrapping-fptoint") { - HasNontrappingFPToInt = true; - continue; - } - if (Feature == "-nontrapping-fptoint") { - HasNontrappingFPToInt = false; - continue; - } - if (Feature == "+sign-ext") { - HasSignExt = true; - continue; - } - if (Feature == "-sign-ext") { - HasSignExt = false; - continue; - } - if (Feature == "+exception-handling") { - HasExceptionHandling = true; - continue; - } - if (Feature == "-exception-handling") { - HasExceptionHandling = false; - continue; - } - - Diags.Report(diag::err_opt_not_valid_with_opt) - << Feature << "-target-feature"; - return false; - } - return true; -} - -ArrayRef<Builtin::Info> WebAssemblyTargetInfo::getTargetBuiltins() const { - return llvm::makeArrayRef(BuiltinInfo, clang::WebAssembly::LastTSBuiltin - - Builtin::FirstTSBuiltin); -} - -void WebAssembly32TargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - WebAssemblyTargetInfo::getTargetDefines(Opts, Builder); - defineCPUMacros(Builder, "wasm32", /*Tuning=*/false); -} - -void WebAssembly64TargetInfo::getTargetDefines(const LangOptions &Opts, - MacroBuilder &Builder) const { - WebAssemblyTargetInfo::getTargetDefines(Opts, Builder); - defineCPUMacros(Builder, "wasm64", /*Tuning=*/false); -} |